<!-- 登录页面 -->
<template>
  <div style="height: 100vh;overflow: hidden;
  background-image:linear-gradient(135deg,#1352F2,#3C82F5);">
    <el-container style="padding: 30px">
      <el-header>
        <el-row>
          <el-col :span="3">
            <img src="/imgs/login/logo.png" style="height: 50px;">
          </el-col>
          <el-col :span="1">
            <img src="/imgs/login/auto.png" style="height: 50px;">
          </el-col>
          <el-col :span="1">
            <img src="/imgs/login/verticalLine.png" style="height: 50px;">
          </el-col>
          <el-col :span="19">
            <span style="color: #fff;font-weight: bold;font-size: 30px">智慧车辆运营管理系统</span>
          </el-col>
        </el-row>
      </el-header>
      <el-main>
        <el-row>
          <el-col :span="16">
            <img src="/imgs/login/bg.png" style="width: 100%;margin-top: 60px">
          </el-col>
          <el-col :span="8">
            <el-card style="margin-top: 80px;" @keyup.enter="login()" >
              <h3 style="text-align: center">用户登录</h3>
              <el-form label-position="top">
                <el-form-item label="用户名">
                  <el-input v-model="user.username" placeholder="请输入用户名"></el-input>
                </el-form-item>
                <el-form-item label="密码">
                  <el-input v-model="user.password" placeholder="请输入密码"></el-input>
                </el-form-item>
                <el-form-item>
                  <el-button @click="login()" type="primary" style="width: 100%">登录</el-button>
                </el-form-item>
              </el-form>
              <div style="text-align: center;color: #666;padding: 10px 0">
              (体验账号:tom 密码:123456)
              </div>
            </el-card>

          </el-col>
        </el-row>
      </el-main>
    </el-container>
  </div>
</template>

<script setup>
import {ref} from "vue";
import axios from "axios";
import {ElMessage} from "element-plus";
import router from "@/router";

const user = ref({
  username: '',
  password: ''
});
const login = () => {
  console.log(user.value);
  // 向后端发送登录请求request->后端处理->响应response
  // 前端向后端发送请求需要借助axios 且必须导入
  axios.post(BASE_URL+'/v1/user/login', user.value)
      .then((response)=>{
        // 再回调函数中接收到的服务器响应，先发请求，服务器返回响应后才执行此处
        // response是响应对象，我们可以从response.data中得到后端的响应数据
        // response.data是后端响应的JsonResult
        // response。data。data是JsonResult中响应数据UserVO
        console.log(response.data);
        if(response.data.code == 2000){
          ElMessage.success('登录成功');
          // console.log(response.data.data);
          // console.log(JSON.stringify(response.data.data));
          router.push('/');
          localStorage.setItem('user', JSON.stringify(response.data.data));
        }else{
          ElMessage.error(response.data.msg);
          user.value = {username: '', password: ''};
        }
  })
};
</script>


<style scoped>

</style>